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Send POST data using XMLHttpRequest
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What is the difference between old style and new style classes in Python?
... of class and type.
A new-style class is simply a user-defined type, no more, no less.
If x is an instance of a new-style class, then type(x) is typically
the same as x.__class__ (although this is not guaranteed – a
new-style class instance is permitted to override the value returned
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What is the difference between LR, SLR, and LALR parsers?
... worth knowing that GLR parsers can parse any context free language, using more complicated machinery but exactly the same tables (including the smaller version used by LALR). This means that GLR is strictly more powerful than LR, LALR and SLR; pretty much if you can write a standard BNF grammar, GL...
How to generate a random string of a fixed length in Go?
...t is not used (and our rand.Source is properly initialized / seeded).
One more thing to note here: package doc of math/rand states:
The default Source is safe for concurrent use by multiple goroutines.
So the default source is slower than a Source that may be obtained by rand.NewSource(), bec...
How to extract the year from a Python datetime object?
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Although now() feels more natural on a datetime. datetime.date.today().year, maybe. :)
– Lennart Regebro
Jul 15 '09 at 18:43
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Effective method to hide email from spam bots
...e to make use of the right-to-left mark to override the writing direction. more about this: https://en.wikipedia.org/wiki/Right-to-left_mark
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Scanner vs. StringTokenizer vs. String.Split
...a particular token, they won't help you with that.
StringTokenizer is even more restrictive than String.split(), and also a bit fiddlier to use. It is essentially designed for pulling out tokens delimited by fixed substrings. Because of this restriction, it's about twice as fast as String.split(). (...
How do you trigger a block after a delay, like -performSelector:withObject:afterDelay:?
... NSLog(@"parameter1: %d parameter2: %f", parameter1, parameter2);
});
More: https://developer.apple.com/documentation/dispatch/1452876-dispatch_after
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log4j configuration via JVM argument(s)?
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I think that as your application becomes more complex (if it will) then the file becomes more manageable as you configure it more. However I confess I'm guessing as to your use case here.
– Brian Agnew
Apr 23 '09 at 15:35
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Remove blank lines with grep
...y work for files with zero or 1 space on the line, not for files with 2 or more spaces. Change ? to *.
– Ed Morton
Dec 8 '12 at 9:42
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